DIADELPHIA DECANDRIA. 165 



2. L. major, stems erect, tubular ; heads depressed, many- 

 flowered, duller yellow ; claw of the standard linear ; shorter 

 filaments not dilated; legumes drooping, cylindrical. Greater 

 BircTs-foot Trefoil. 



Hab. Bushy places at the sides of ditches, frequent. 

 July, Aug. I/ 



226. MEDICAGO. 



1. M. sativa, stem erect, smooth ; leaflets long, serrated to- 

 wards the end; clusters upright, of many bluish-purple flowers ; 

 legumes spiral. Lucerne. 



Hab. Field above the quarry on Sunnyside, Dr Thomp- 

 son. " Corn-field near Gunsgreenhill," Rev. A. Baird. 

 Aug. Sept. I/. 



Lucerne has often been recommended for fodder, but is not 

 cultivated in this neighbourhood. At Portobello, near 

 Edinburgh, it is cultivated with great success ; and the 

 appearance of the field is always particularly fresh and 

 luxuriant. 



2. M. lupulma, stem procumbent ; leaflets obovate ; spikes 

 ovate, erect, of numerous small yellow flowers; legumes kidney- 

 shaped, rugged and veiny, single-seeded. Black Medick. 



Hab. Meadows and pastures. May Aug. 



The Yellow Clover of the farmer, and often sown with rye- 

 grass. 



